package com.rceeslca.common.utils;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.BeanUtils;

import java.util.ArrayList;
import java.util.Collection;
import java.util.List;

/**
 * 转换工具类
 * @author rceeslca
 */
public class ConvertUtils {

    private static Logger logger = LoggerFactory.getLogger(ConvertUtils.class);


    public static <T> T sourceToTarget(Object source,Class<T> target){
        if(source==null){
            return null;
        }
        T targetObject = null;

        try{
            targetObject = target.newInstance();
            BeanUtils.copyProperties(source,targetObject);
        }catch(Exception e){
            logger.error("convert error",e);
        }

        return targetObject;
    }


    public static <T> List<T> sourceToTarget(Collection<?> sourceList,Class<T> target){
        if(sourceList == null){
            return null;
        }

        List targetList = new ArrayList<>(sourceList.size());
        try{
            for(Object source : sourceList){
                T targetObject = target.newInstance();
                BeanUtils.copyProperties(source,targetObject);
                targetList.add(targetObject);
            }
        }catch (Exception e){
            logger.error("convert error",e);
        }

        return targetList;
    }

}
